partner for meinforeignpolicybuta good friend. >> do you miss her around here? >> i do. she's earned her rest and i know that whatever she does, she's going to be able to continue to be a leader and incredibly positive force for the causes i care about and that she cares about, all around the world. >> the president not able to endorse the vice president. >> who is walking down the hall as you talk to him. >>> let's go to a florida neighborhood that has seen a remarkable turnaround thanks in part to the efforts of one generous man. here's nbc's gabe gutierrez. >> reporter: in the theme park capital of the world, hospitality means big business. >> thank you so much. appreciate it. >> reporter: but to harris rosen, it means much more. >> thank you. >> hospitality really is appreciating a fellow human being. >> reporter: he grew up in the slums of new york, a family of immigrants. now he runs seven hotels in orlando, his self-made success would be remarkable on its own but that's not what he's most proud of. >> came to the realization that i really had to now say thank you. >> reporter: